1135501451 has 24 divisors (see below), whose sum is σ = 1400998896. Its totient is φ = 914457600.

The previous prime is 1135501403. The next prime is 1135501457. The reversal of 1135501451 is 1541055311.

It is a de Polignac number, because none of the positive numbers 2^k-1135501451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1135501451.

It is not an unprimeable number, because it can be changed into a prime (1135501457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 874835 + ... + 876131.

It is an arithmetic number, because the mean of its divisors is an integer number (58374954).

Almost surely, 2^1135501451 is an apocalyptic number.

1135501451 is a deficient number, since it is larger than the sum of its proper divisors (265497445).

1135501451 is a wasteful number, since it uses less digits than its factorization.

1135501451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2379 (or 2372 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 1135501451 is about 33697.2024209726. The cubic root of 1135501451 is about 1043.2680271490.

Adding to 1135501451 its reverse (1541055311), we get a palindrome (2676556762).

The spelling of 1135501451 in words is "one billion, one hundred thirty-five million, five hundred one thousand, four hundred fifty-one".